*/
    public static final int CIPHER_AES_256_CCM = 0x0003;
    /**
     * AES-256-GCM cipher identifier for SMB3.1.1 encryption (future support)
     */
    public static final int CIPHER_AES_256_GCM = 0x0004;

    /**
     * Transform header flag indicating the message is encrypted
     */
    public static final int TRANSFORM_FLAG_ENCRYPTED = 0x0001;

    /**
     * Create encryption context
     *

      	  <match value="0x0000" type="string" offset="28"/>
      	  <match value="0x0100" type="string" offset="28"/>
      	  <match value="0x0400" type="string" offset="28"/>
      	  <match value="0x0800" type="string" offset="28"/>
      	  <match value="0x1000" type="string" offset="28"/>
      	  <match value="0x1800" type="string" offset="28"/>
      	  <match value="0x2000" type="string" offset="28"/>

        buffer.order(ByteOrder.LITTLE_ENDIAN);

        // Security descriptor header
        buffer.put((byte) 0x01); // Revision
        buffer.put((byte) 0x00); // Padding
        buffer.putShort((short) 0x8004); // Control flags (SE_DACL_PRESENT | SE_SELF_RELATIVE)
        buffer.putInt(20); // Owner offset
        buffer.putInt(40); // Group offset
        buffer.putInt(0); // SACL offset (null)

        ByteBuffer bb = ByteBuffer.allocate(8).order(ByteOrder.LITTLE_ENDIAN);
        bb.putShort((short) fid);
        bb.put((byte) 0x00); // Reserved
        bb.put((byte) 0x00); // Reserved
        bb.putInt(securityInformation);
        return bb.array();
    }

    /**
     * Provide a range of values that are valid for the constructor.
     */

        assertArrayEquals(expectedDescrBytes, actualDescrBytes);

        // Verify level (0x0001 - 2 bytes)
        int descrEnd = 2 + expectedDescrBytes.length;
        assertEquals(0x01, dst[descrEnd]);
        assertEquals(0x00, dst[descrEnd + 1]);

        // Verify maxDataCount (2 bytes)
        int maxDataCount = SMBUtil.readInt2(dst, descrEnd + 2);

        String result = response.toString();
        assertNotNull(result);
        assertTrue(result.startsWith("SmbComQueryInformationResponse["));
        assertTrue(result.contains("fileAttributes=0x0000"));
        assertTrue(result.contains("lastWriteTime=" + new Date(0L)));
        assertTrue(result.contains("fileSize=0"));
        assertTrue(result.endsWith("]"));
    }

      cp >>>= 2;
      dest[2] = upperHexDigits[cp & 0xF];
      cp >>>= 4;
      dest[1] = upperHexDigits[0xC | cp];
      return dest;
    } else if (cp <= 0xffff) {
      // Three byte UTF-8 characters [cp >= 0x800 && cp <= 0xffff]
      // Start with "%E-%--%--" and fill in the blanks
      char[] dest = new char[9];
      dest[0] = '%';
      dest[1] = 'E';
      dest[3] = '%';
      dest[6] = '%';

        for (char c : chars) {
            if (c < 0x80) {
                bytes[byteIndex++] = (byte) c;
            } else if (c < 0x800) {
                bytes[byteIndex++] = (byte) (0xC0 | (c >> 6));
                bytes[byteIndex++] = (byte) (0x80 | (c & 0x3F));
            } else {
                bytes[byteIndex++] = (byte) (0xE0 | (c >> 12));
                bytes[byteIndex++] = (byte) (0x80 | ((c >> 6) & 0x3F));

                }

                serverChallenge = msg2.getChallenge();
                ntlmsspFlags &= msg2.getFlags();

                //                  netbiosName = getNtlmsspListItem(token, 0x0001);

                final Type3Message msg3 =
                        new Type3Message(msg2, auth.getPassword(), auth.getDomain(), auth.getUsername(), workstation, ntlmsspFlags);
                token = msg3.toByteArray();

 * @author Bin Zhu
 * @author Colin Decker
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class CharStreams {

  // 2K chars (4K bytes)
  private static final int DEFAULT_BUF_SIZE = 0x800;

  /** Creates a new {@code CharBuffer} for buffering reads or writes. */
  static CharBuffer createBuffer() {
    return CharBuffer.allocate(DEFAULT_BUF_SIZE);
  }

  private CharStreams() {}

  /**